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authoratul.sabharwal@intel.com <atul.sabharwal@intel.com>2004-03-31 18:18:58 -0800
committerGreg KH <gregkh@suse.de>2005-04-26 21:35:13 -0700
commitfa5acd760db98d8f7ec810e44e8d4527b115e43c (patch)
tree9a29686e9e5780e834d4b36dc626e03d80bdcc61
parent52a8572366c15cc2676e3fad433f366ba3bc279c (diff)
[PATCH] Add chassis_id program to extras directory
-rw-r--r--extras/chassis_id/Makefile26
-rw-r--r--extras/chassis_id/chassis_id.c112
-rw-r--r--extras/chassis_id/chassis_id.h34
-rw-r--r--extras/chassis_id/provision.tbl5
-rw-r--r--extras/chassis_id/table.c102
5 files changed, 279 insertions, 0 deletions
diff --git a/extras/chassis_id/Makefile b/extras/chassis_id/Makefile
new file mode 100644
index 0000000000..d3152e863c
--- /dev/null
+++ b/extras/chassis_id/Makefile
@@ -0,0 +1,26 @@
+#
+# **
+# ** (C) 2003 Intel Corporation
+# ** Atul Sabharwal <atul.sabharwal@intel.com>
+# **
+# ** $Id: Makefile,v 1.3 2004/03/22 23:54:54 atul Exp $
+# **
+# ** Distributed under the terms of the GNU Public License, v2.0 or
+# ** later.
+# **
+# ** Many parts heavily based on test-skeleton.c, by Ulrich Drepper;
+# ** with his permission, they have been re-licensed GPL, and his
+# ** copyright still applies on them.
+# **
+# */
+#
+CFLAGS = -g
+TARGET = chassis_id
+
+all: chassis_id
+
+chassis_id: chassis_id.c table.c
+ gcc -o $(TARGET) $(CFLAGS) chassis_id.c table.c
+
+clean:
+ rm -rf core a.out $(TARGET)
diff --git a/extras/chassis_id/chassis_id.c b/extras/chassis_id/chassis_id.c
new file mode 100644
index 0000000000..8f878b2c6e
--- /dev/null
+++ b/extras/chassis_id/chassis_id.c
@@ -0,0 +1,112 @@
+
+ /* -*-c-*-:
+ **
+ ** (C) 2003 Intel Corporation
+ ** Atul Sabharwal <atul.sabharwal@intel.com>
+ **
+ ** $Id: chassis_id.c,v 1.8 2004/03/22 23:33:10 atul Exp $
+ **
+ ** Distributed under the terms of the GNU Public License, v2.0 or
+ ** later.
+ **
+ ** Many parts heavily based on test-skeleton.c, by Ulrich Drepper;
+ ** with his permission, they have been re-licensed GPL, and his
+ ** copyright still applies on them.
+ **
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <syslog.h>
+
+#include "chassis_id.h"
+
+//#define DEBUG 1
+
+int main(int argc, char **argv, char ** envp)
+{
+ int chassis_num, slot_num, retval, host_num;
+ char disk_snum[255], devpath[255];
+ char * ptr;
+ int disk_index;
+
+ syslog( LOG_PID| LOG_DAEMON| LOG_ERR, "\n%s", "starting chassis_id" );
+
+#if 0
+ ptr = (char *) getenv( "CHASSIS");
+ if( ptr == NULL )
+ return -ERROR_NO_CHASSIS;
+
+ sscanf(ptr, "%d", &chassis_num);
+ #ifdef DEBUG
+ syslog(LOG_PID| LOG_DAEMON| LOG_ERR, "Chassis %d", chassis_num);
+ #endif
+
+
+ ptr = (char *) getenv( "SLOT" );
+ if( ptr== NULL )
+ return -ERROR_NO_SLOT;
+
+ sscanf(ptr, "%d", &slot_num);
+ #ifdef DEBUG
+ syslog( LOG_PID|LOG_DAEMON| LOG_ERR, "Slot %d", slot_num);
+ #endif
+#endif
+ ptr = (char *) getenv( "DEVPATH");
+ if( ptr == NULL )
+ return -ERROR_NO_DEVPATH;
+
+ sscanf(ptr, "%s", &devpath[0]);
+ #ifdef DEBUG
+ syslog( LOG_PID|LOG_DAEMON| LOG_ERR, "Devpath %s", devpath);
+ #endif
+
+ retval = table_init();
+ if(retval < 0 )
+ return -ERROR_BAD_TABLE;
+
+ getserial_number( devpath, disk_snum);
+
+
+ /* Now we open the provisioning table t find actual entry for the serial number*/
+ disk_index = table_find_disk(disk_snum, &host_num, &chassis_num, &slot_num);
+ if ( disk_index == -1 )
+ {
+ //typical provisioning error
+ return -ERROR_NO_DISK;
+ }
+ else
+ {
+ table_select_disk( disk_index );
+ }
+ return 0;
+}
+
+
+/* Run SCSI id to find serial number of the device */
+int getserial_number( char * devpath, char * snumber )
+{
+ FILE *fp;
+ char vendor [255], model[255], cmd[255];
+ int retval;
+
+ sprintf(cmd, "/sbin/scsi_id -s %s -p 0x80", devpath);
+
+ fp = popen( cmd, "r");
+
+ if (fp == NULL)
+ return -ERROR_BAD_SNUMBER;
+
+ fscanf( fp, "%s %s %s", vendor, model, snumber);
+ #ifdef DEBUG
+ syslog( LOG_PID| LOG_DAEMON| LOG_ERR, "\n%s", snumber );
+ #endif
+
+ retval = pclose(fp);
+ if (retval == -1)
+ return -ERROR_BAD_SNUMBER;
+ else
+ return NO_ERROR;
+
+}
+
diff --git a/extras/chassis_id/chassis_id.h b/extras/chassis_id/chassis_id.h
new file mode 100644
index 0000000000..db5db90c21
--- /dev/null
+++ b/extras/chassis_id/chassis_id.h
@@ -0,0 +1,34 @@
+
+ /* -*-c-*-:
+ **
+ ** (C) 2003 Intel Corporation
+ ** Atul Sabharwal <atul.sabharwal@intel.com>
+ **
+ ** $Id: chassis_id.h,v 1.1 2004/03/16 18:24:44 atul Exp $
+ **
+ ** Distributed under the terms of the GNU Public License, v2.0 or
+ ** later.
+ **
+ ** Many parts heavily based on test-skeleton.c, by Ulrich Drepper;
+ ** with his permission, they have been re-licensed GPL, and his
+ ** copyright still applies on them.
+ **
+ */
+
+#ifndef _CHASSIS_ID_H
+#define _CHASSIS_ID_H
+
+//#define DEBUG 1
+#define ERROR 1
+#define ERROR_NO_SLOT 2
+#define ERROR_NO_CHASSIS 3
+#define ERROR_NO_DEVPATH 4
+#define ERROR_BAD_SNUMBER 5
+#define ERROR_NO_DISK 6
+#define ERROR_BAD_TABLE 7
+#define ERROR_BAD_SCAN 8
+#define NO_ERROR 0
+
+extern int table_init();
+
+#endif
diff --git a/extras/chassis_id/provision.tbl b/extras/chassis_id/provision.tbl
new file mode 100644
index 0000000000..c137fd537f
--- /dev/null
+++ b/extras/chassis_id/provision.tbl
@@ -0,0 +1,5 @@
+id host number_of_disks chassis# slot# serial# name
+1 1 2 1 2 3BM07NKA000070456Z6B disk1
+2 1 2 1 2 3BM07R68000070456ZCK disk2
+3 2 2 1 3 3EV08ANK00007219JAVA disk3
+4 2 2 1 4 3EV00NZB000072190Y90 disk4
diff --git a/extras/chassis_id/table.c b/extras/chassis_id/table.c
new file mode 100644
index 0000000000..418497edbe
--- /dev/null
+++ b/extras/chassis_id/table.c
@@ -0,0 +1,102 @@
+ /* -*-c-*-:
+ **
+ ** (C) 2003 Intel Corporation
+ ** Atul Sabharwal <atul.sabharwal@intel.com>
+ **
+ ** $Id: table.c,v 1.4 2004/03/18 21:56:24 atul Exp $
+ **
+ ** Distributed under the terms of the GNU Public License, v2.0 or
+ ** later.
+ **
+ ** Many parts heavily based on test-skeleton.c, by Ulrich Drepper;
+ ** with his permission, they have been re-licensed GPL, and his
+ ** copyright still applies on them.
+ **
+ */
+
+#include <stdio.h>
+#define TABLE_SIZE 100
+#define PROVISION_DB "/usr/local/bin/provision.tbl"
+
+struct provision_record
+{
+ int id;
+ int host_num; //port # or adaptor number
+ int num_disks;
+ int chassis_num;
+ int slot_num;
+ char serial_num[32];
+ char name[32];
+
+} ptable[TABLE_SIZE];
+
+int ptable_size;
+
+/* Initialize the provisioning table by reading the data from special file provision.tbl *
+ Return error if something does not work appropriately. */
+int table_init()
+{
+ FILE *fp;
+ char ptr[255];
+ int i;
+
+ fp=fopen( PROVISION_DB, "r");
+
+ if ((fp== NULL) || feof(fp))
+ return -1;
+
+ //skip the first line of text which contains descriptive details.
+ fgets(ptr, 80, fp);
+ i = 0;
+ while (!feof(fp))
+ {
+ fgets(ptr, 80, fp);
+ sscanf( ptr, "%d %d %d %d %d %s %s", &ptable[i].id, &ptable[i].host_num,
+ &ptable[i].num_disks, &ptable[i].chassis_num, &ptable[i].slot_num,
+ ptable[i].serial_num, ptable[i].name );
+ i++;
+ }
+
+ ptable_size = i;
+ fclose(fp);
+ return 0;
+}
+
+
+/* return -1 when no disk found. Otherwise return index of disk */
+int table_find_disk( char * serialnumber , int * host_num, int * chassis_num, int *slot_num)
+{
+
+ int i;
+
+ for(i = 0; i < ptable_size; i++)
+ {
+
+ if(strcmp(ptable[i].serial_num, serialnumber) == 0)
+ {
+
+ *host_num = ptable[i].host_num;
+ *chassis_num = ptable[i].chassis_num;
+ *slot_num = ptable[i].slot_num;
+ break;
+ }
+ }
+
+ if(i == ptable_size)
+ return -1;
+ else
+ return i;
+}
+
+/* This function is primarily there for passing the selected disk entry to udev so that *
+ * it can create descriptive GDN for it. So, for that we need to output this data to *
+ * stdout. */
+int table_select_disk( int diskindex )
+{
+ printf("%d ", ptable[diskindex].chassis_num);
+ printf("%d ", ptable[diskindex].slot_num);
+ printf("%d ", ptable[diskindex].host_num);
+ printf("%s ", ptable[diskindex].name);
+
+}
+